Theodore Maynard's biography chronicles the life of St. Frances Xavier Cabrini, the first American saint. It details her founding of the Missionary Sisters of the Sacred Heart of Jesus and her efforts to establish health, education, and care centers across continents. The book delves into her mystical vocation, encounters with the miraculous, and tireless devotion to the Eucharistic Heart of Jesus. Through her letters and diary entries, readers gain insight into her resilience in the face of rejection, discrimination, and persecution. This work serves as a testament to her unwavering faith and enduring legacy.